[all-commits] [llvm/llvm-project] 780eb9: [DAGCombine] add tests for bitreverse-shift optimi...

[ZCBing via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 780eb9f5864ff71afa8e2684c2aa2bcdb9bdfad7
      https://github.com/llvm/llvm-project/commit/780eb9f5864ff71afa8e2684c2aa2bcdb9bdfad7
  Author: Chenbing Zheng <Chenbing.Zheng at streamcomputing.com>
  Date:   2022-03-30 (Wed, 30 Mar 2022)

  Changed paths:
    A llvm/test/CodeGen/RISCV/bitreverse-shift.ll
    M llvm/test/CodeGen/X86/combine-bitreverse.ll

  Log Message:
  -----------
  [DAGCombine] add tests for bitreverse-shift optimization

This patch add some tests to show some optimization opportunities
for bitreverse-shift.

Reviewed By: RKSimon

Differential Revision: https://reviews.llvm.org/D121507